package cn.com.czpb.client.utils;

import android.util.SparseArray;
import android.view.View;

public class ViewHolder {
    @SuppressWarnings("unchecked")
    public static <T extends View> T get(View view, int id) {
        SparseArray<View> viewHolder = (SparseArray<View>) view.getTag();
        if (viewHolder == null) {  
            viewHolder = new SparseArray<View>();
            view.setTag(viewHolder);  
        }  
        View childView = viewHolder.get(id);
        if (childView == null) {  
            childView = view.findViewById(id);  
            viewHolder.put(id, childView);  
        }  
        return (T) childView;  
    }  
}
